FRANCE. PARIS. 07th of october 2019. Notre-Dame de Paris after the re-opening of the site because of the lead problem. "Polluted" zone of the site. Men cloakrooms. Workers leave their informal clothes in lockers in the clean room before going to the polluted zone where they wear working clothes exclusively for this usage. Here, a rope access technician dressed up with working clothes before entering into the site of the cathedral.